Cita APA (7th ed.)

Adams, G. R., & Schvaneveldt, J. D. (1985). Understanding research methods. Longman.

Cita Chicago (17th ed.)

Adams, Gerald R., i Jay D. Schvaneveldt. Understanding Research Methods. New York: Longman, 1985.

Cita MLA (9th ed.)

Adams, Gerald R., i Jay D. Schvaneveldt. Understanding Research Methods. Longman, 1985.